education and learning
What is the difference between operations and projects?
Projects are defined as unique, temporary endeavors with a specific beginning and end. Operations constitute an organization’s on-going, repetitive activi...
science and technology
How do you know if a variable is categorical?
A categorical variable has several values but the order does not matter. For instance, male or female. Categorical variables in R does not have ordering. From the factor_color, we can’t tell any or...
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